SEMs of Exosphaeroma paydenae sp. n. paratype USNM 20474. A USNM 20474x male dorsal B male lateral C penes D male pleotelson ventral E USNM 20474xi female lateral F female dorsal.

  Part of: Wall AR, Bruce NL, Wetzer R (2015) Status of Exosphaeroma amplicauda (Stimpson, 1857), E. aphrodita (Boone, 1923) and description of three new species (Crustacea, Isopoda, Sphaeromatidae) from the north-eastern Pacific. ZooKeys 504: 11-58.